Microsoft distributes Microsoft SQL Server 2008 R2 Service Pack 1 fixes as one downloadable file. Because the fixes are cumulative, each new release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 Service Pack 1 fix release.
Symptoms
Assume that you execute transactions that change data and consume lots of locks in Microsoft SQL Server 2012, in Microsoft SQL Server 2008 R2 and Microsoft SQL Server 2008. When hundreds of thousands of locks are consumed, modification queries may run slower than expected.
Resolution
Cumulative update information
Cumulative Update 2 for SQL Server 2012 SP1
The fix for this issue was first released in Cumulative Update 2. For more information about how to obtain this cumulative update package for SQL Server 2012 SP1, click the following article number to view the article in the Microsoft Knowledge Base:
2790947 Cumulative update package 2 for SQL Server 2012 Service Pack 1Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2012 SP1 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2772858 The SQL Server 2012 builds that were released after SQL Server 2012 Service Pack 1 was released
Cumulative Update 5 for SQL Server 2012
The fix for this issue was first released in Cumulative Update 5. For more information about how to obtain this cumulative update package for SQL Server 2012, click the following article number to view the article in the Microsoft Knowledge Base:
2777772 Cumulative update package 5 for SQL Server 2012 Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2012 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2692828 The SQL Server 2012 builds that were released after SQL Server 2012 was released
Cumulative Update 4 for SQL Server 2008 R2 SP2
The fix for this issue was first released in Cumulative Update 4. For more information about how to obtain this cumulative update package for SQL Server 2008 R2 SP 2, click the following article number to view the article in the Microsoft Knowledge Base:
2777358 Cumulative update package 4 for SQL Server 2008 R2 Service Pack 2 Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 SP 2 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2730301 The SQL Server 2008 R2 builds that were released after SQL Server 2008 R2 Service Pack 2 was released
SQL Server 2008 R2 Service Pack 1
The fix for this issue was first released in Cumulative Update 9. For more information about how to obtain this cumulative update package for SQL Server 2008 R2 Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
2756574 Cumulative update package 9 for SQL Server 2008 R2 Service Pack 1Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 Service Pack 1 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2567616 The SQL Server 2008 R2 builds that were released after SQL Server 2008 R2 Service Pack 1 was released
Cumulative update 8 for SQL Server 2008 Service Pack 3 (SP3)
The fix for this issue was first released in Cumulative Update 8. For more information about how to obtain this cumulative update package for SQL Server 2008 Service Pack 3, click the following article number to view the article in the Microsoft Knowledge Base:
2771833 Cumulative update package 8 for SQL Server 2008 Service Pack 3Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 Service Pack 3 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2629969 The SQL Server 2008 builds that were released after SQL Server 2008 Service Pack 3 was releasedNote To enable this hotfix, you must enable the 2430 trace flag.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Workaround
To work around this issue, apply one of the following methods:
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Run the DBCC FREESYSTEMCACHE('LockManager : Node 0') command to free up the lock manager cache.
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Scope the transaction with repeatable read isolation level
More Information
For more information about the DBCC FREESYSTEMCACHE command, go to the following MSDN website:
